• Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family


  • Scientific Name

    Lemna L.

  • Description

    Genus Description - Thallus flat to strongly convex beneath, variously rotund, ovate, obovate, oblong, or stipitate, with 1–5 obscure nerves from a nodal point near the base, or nerveless; root 1, opposite the nodal point, without vascular tissue, surrounded by an inconspicuous short sheath at base; reproduction as in Spirodela; ovules 1–6; seed longitudinally ribbed and transversely striate, or smooth. 10, cosmop.

  • Common Names